About your comment "When I plugged in the headset, sometimes sound
coming though both. I can configure in alsamixer", in that situation,
the sound is supposed to be played through headphone, so could you
please generate 2 alsa-info.txt, the first one is generated when problem
is reproduced, the second one is generated after you use alsamixer to
workaround this problem.
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
external mic not detected on machines with alc256 codec
To manage notifications about this bug go to:
ubuntu-bugs mailing list